CA2937836C - Systeme de jauge de niveau a radar de faible puissance - Google Patents

Systeme de jauge de niveau a radar de faible puissance Download PDF

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Publication number
CA2937836C
CA2937836C CA2937836A CA2937836A CA2937836C CA 2937836 C CA2937836 C CA 2937836C CA 2937836 A CA2937836 A CA 2937836A CA 2937836 A CA2937836 A CA 2937836A CA 2937836 C CA2937836 C CA 2937836C
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CA
Canada
Prior art keywords
level gauge
radar level
gauge system
signal
microwave
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2937836A
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English (en)
Other versions
CA2937836A1 (fr
Inventor
Anders Jirskog
Mikael Kleman
Lars Ove Larsson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rosemount Tank Radar AB
Original Assignee
Rosemount Tank Radar AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rosemount Tank Radar AB filed Critical Rosemount Tank Radar AB
Publication of CA2937836A1 publication Critical patent/CA2937836A1/fr
Application granted granted Critical
Publication of CA2937836C publication Critical patent/CA2937836C/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • G01S13/343—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using sawtooth modulation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/003—Transmission of data between radar, sonar or lidar systems and remote stations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/027—Constructional details of housings, e.g. form, type, material or ruggedness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/35—Details of non-pulse systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

La présente invention concerne un système de jauge de niveau à radar comprenant un dispositif de propagation de signal; une source de signaux à micro-ondes; un dispositif de commande de source de signaux à micro-ondes; un mélangeur conçu pour combiner un signal d'émission provenant de la source de signaux à micro-ondes et un signal de réflexion provenant de la surface pour former un signal de fréquence intermédiaire; et des circuits de traitement couplés au mélangeur et conçus pour déterminer le niveau de remplissage sur la base du signal de fréquence intermédiaire.
CA2937836A 2014-03-05 2015-03-04 Systeme de jauge de niveau a radar de faible puissance Active CA2937836C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/198,287 US9389113B2 (en) 2014-03-05 2014-03-05 Low power radar level gauge system
US14/198,287 2014-03-05
PCT/EP2015/054471 WO2015132284A2 (fr) 2014-03-05 2015-03-04 Système de jauge de niveau à radar de faible puissance

Publications (2)

Publication Number Publication Date
CA2937836A1 CA2937836A1 (fr) 2015-09-11
CA2937836C true CA2937836C (fr) 2022-09-06

Family

ID=52629565

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2937836A Active CA2937836C (fr) 2014-03-05 2015-03-04 Systeme de jauge de niveau a radar de faible puissance

Country Status (7)

Country Link
US (1) US9389113B2 (fr)
EP (1) EP3114437B1 (fr)
KR (1) KR102296573B1 (fr)
CN (1) CN104897242B (fr)
CA (1) CA2937836C (fr)
RU (1) RU2667351C2 (fr)
WO (1) WO2015132284A2 (fr)

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US20180328771A1 (en) * 2017-05-10 2018-11-15 Rosemount Tank Radar Ab Pulsed radar level gauge system and method for reduced relative bandwidth
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Also Published As

Publication number Publication date
US9389113B2 (en) 2016-07-12
RU2016133352A (ru) 2018-04-25
EP3114437A2 (fr) 2017-01-11
CN104897242B (zh) 2019-12-24
CA2937836A1 (fr) 2015-09-11
WO2015132284A2 (fr) 2015-09-11
RU2016133352A3 (fr) 2018-08-01
KR20160128297A (ko) 2016-11-07
RU2667351C2 (ru) 2018-09-18
EP3114437B1 (fr) 2021-04-28
KR102296573B1 (ko) 2021-09-01
WO2015132284A3 (fr) 2015-10-29
US20150253176A1 (en) 2015-09-10
CN104897242A (zh) 2015-09-09

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